.loading {
	width: 50%;
	margin-left: 25%;
	text-align: center;
}

.loading span {
	font-size: 1.8em;
	font-weight: bold;
	position: relative;
	color: #999999;
	animation: cxjl 0.4s linear infinite alternate;
}

@keyframes cxjl {
	0% {
		top: 0;
		color: #DCDCDC;
		text-shadow: 2px 2px 2px #DEDEDE;
	}
	100% {
		top: 5px;
		color: #3385FF;
		text-shadow: 2px 2px 2px lightgreen;
	}
}

.loading span:nth-child(2) {
	animation-delay: 0.15s;
}

.loading span:nth-child(3) {
	animation-delay: 0.3s;
}

.loading span:nth-child(4) {
	animation-delay: 0.45s;
}